<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>timetable</title>
</head>
<body>

<style type="text/css">
    .dialog{
        position: fixed;
        _position:absolute;
        z-index:1;
        top: 30%;
        left: 50%;
        margin: -141px 0 0 -201px;
        padding: 20px 0 0px 0;
        width: 400px;
        height:160px;
        border:1px solid #CCC;
        line-height: 40px;
        text-align:center;
        font-size: 18px;
        background-color:#F4F4F4;
        overflow:hidden;
    }
</style>

<div class="dialog" style="display: none">不支持IE11以下版本浏览器<br/>推荐使用chrome浏览器
    <p><a href="https://api.shuax.com/tools/getchrome" target="_top">点击进入chrome下载页</a></p>
</div>
</body>
</html>